SciFri Radio: Alzheimer's

SciFri Radio: Alzheimer's Research
In this segment, we'll get the latest on research into Alzheimer's and the search for treatments for the disease.

SciFri Radio: Towards a Blood Test for Alzheimer's
Alzheimer's disease is notoriously difficult to diagnose in its earliest stages. Now, researchers say they may be on the way to developing a blood...

Particles of Science

Vaccine Safety

Wary of vaccinations? SciFri guest, Paul Offit, says vaccines are probably more rigorously tested than anything else we consume. Listen to Dr. Offit.

Itsy Bitsy Spacecraft

SciFri guest Aaron Rowe explains the advantages of smaller spacecraft: Listen. Find out about a new development in the micro craft design--a material that can change color depending on whether the craft is in sun or shadow to reflect or absorb light. Listen to Rowe.

This Just In: Cattail Fuel

Ethanol isn't all about corn. SciFri guest David Blume suggests fuel from cattails. Listen here. They also clean the water and grow like weeds. Learn more.

This Just In

A positive drug test may not mean doping, according to SciFri guest Donald Berry. Berry said that the drug test being used to evaluate athletes has not been evaluated properly--it's not clear what its margin of error is. Listen to Berry explain. Ira asked why the doping test is not more scientific and this is what Berry said: Listen here.